/Engine/Plugins/Experimental/Mutable/Source/CustomizableObjectEditor/Classes/MuCOE/Nodes/CustomizableObjectNode.h
Return nullptr if not found.
template<class NODE_TYPE> NODE_TYPE * GetCustomizableObjectExternalNode ( [UCustomizableObject](API\Plugins\CustomizableObject\MuCO\UCustomizableObject) * Object, const [FGuid](API\Runtime\Core\Misc\FGuid) & NodeGuid )